Weather in Dumai in 1月
Climate normals based on 10 years of historical data for Dumai, インドネシア共和国.
Average high
30°C
Average low
23°C
Rainfall
270 mm
23 rainy days
Sunshine
1.1h/day
湿度
83%
How Hot Is Dumai in 1月?
Searing summer begins in earnest: Dumai sees 30°C by day, 23°C overnight.
Sunshine Hours in 1月
January is mostly overcast in Dumai: just 1.1h of direct sun, despite 12h of daylight.
Does It Rain In Dumai In 1月?
Sustained heavy rain throughout January: Dumai averages 270mm in 23 days.
Is Dumai Humid In 1月?
Tropical-style humidity defines Dumai's January: 83% on average, with constant mugginess.
Wind In Dumai In 1月
Winds stay light in Dumai — averaging 8 kph in January, with mostly still air.
Cloud Cover In Dumai In 1月
Heavy cloud blankets Dumai in January — averaging 77% cover, with mostly overcast skies.
Cities With Similar Weather In 1月
Weather in Dumai, month by month
| Month | High / Low | 雨 | |
|---|---|---|---|
| 1月の天気 | 30°C / 23°C | 270mm | |
| 2月の天気 | 31°C / 24°C | 153mm | Details → |
| 3月の天気 | 31°C / 24°C | 245mm | Details → |
| 4月の天気 | 31°C / 24°C | 300mm | Details → |
| 5月の天気 | 31°C / 24°C | 272mm | Details → |
| 6月の天気 | 31°C / 24°C | 192mm | Details → |
| 7月の天気 | 31°C / 24°C | 177mm | Details → |
| 8月の天気 | 31°C / 24°C | 251mm | Details → |
| 9月の天気 | 31°C / 24°C | 267mm | Details → |
| 10月の天気 | 31°C / 24°C | 318mm | Details → |
| 11月の天気 | 30°C / 24°C | 413mm | Details → |
| 12月の天気 | 30°C / 23°C | 337mm | Details → |